nomadseason

April Weather in Addison, United States

Last updated: June 24, 2025

In April, the average temperature in Addison, United States hovers around 18°C (65°F). You can expect a range from a chilly 1°C (34°F) to a sweltering 34°C (93°F). While you're out and about, be prepared for some rain, as the area receives about 121 mm (4.8 in) of precipitation over 9 days. Don't forget to account for the average humidity of 78%, which can make the air feel a bit warmer!

April Temperature in Addison

In April in Addison, the average temperature is 18°C (65°F). The maximum can reach 34°C (93°F), and the minimum can be as low as 1°C (34°F). This temperature range makes Addison an ideal destination for travelers looking to enjoy a variety of outdoor activities.

April Weather in Addison: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Addison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Addison, April typically has an average temperature of 18°C (65°F), with highs reaching up to 34°C (93°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec464960657481858479675651
Data source: Temperature data for Addison generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Addison

In Addison in April, the precipitation amount is 121 mm (4.8 in) over the course of 9 days.

April Precipitation Trends in Addison

The chart displays monthly precipitation patterns in Addison, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Addison, April typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec59102120121177865198921465967
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Addison

In Addison in April, humidity is 78%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket, making travel quite muggy and potentially uncomfortable, as it can leave you feeling sticky and fatigued more quickly than usual.

April Average Humidity in Addison

This chart illustrates the average monthly humidity levels in Addison, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Addison is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Addison

In Addison in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Addison.

Maximum UV Index Levels in Addison for April

The chart shows the monthly maximum UV Index (UVI) for Addison in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Addison typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Addison April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Addison Compares to Other Months

Weather in Addison varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Addison, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Addison, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)59 mm (2.3 inches)80%moderate
February Weather9°C (49°F)102 mm (4.0 inches)79%high
March Weather15°C (60°F)120 mm (4.7 inches)78%very high
April Weather18°C (65°F)121 mm (4.8 inches)78%very high
May Weather23°C (74°F)177 mm (7.0 inches)81%extreme
June Weather27°C (81°F)86 mm (3.4 inches)78%extreme
July Weather29°C (85°F)50 mm (2.0 inches)73%extreme
August Weather29°C (85°F)98 mm (3.9 inches)66%extreme
September Weather26°C (79°F)92 mm (3.6 inches)65%very high
October Weather20°C (68°F)146 mm (5.8 inches)72%very high
November Weather13°C (56°F)58 mm (2.3 inches)82%high
December Weather11°C (51°F)67 mm (2.6 inches)87%moderate

Compare Addison's Climate with Cities Worldwide